Journal of Veterinary Medicine and Animal Health 2141-2529 Academic Journals 10.5897/JVMAH2016.0459 Alemu Aylate Mohammed Hussen Alebachew Tilahun Ashenafi Kiros * E-mail: wsusvm2014@gmail.com 2017 03 04 2017 31 01 2016 23 09 2016 9 4 72 77 This is an open-access article distributed under the terms of the Creative Commons Attribution License 4.0, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. This article is available from http://politicalwaffle.uk/journal/JVMAH/article-abstract/E749F1263579 The full text article is available as a PDF file from http://politicalwaffle.uk/journal/JVMAH/article-full-text-pdf/E749F1263579 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24